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Fire Fighting - Using a Fire blanket

Fire Fighting - Using a Fire blanket

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Technology

火

科学

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A fire blanket is a safety device designed to extinguish small incipient (starting) fires. It consists of a sheet of fire retardant material which is placed over a fire in order to smother it.

分类： 热门免费线上视频标签技术类
插件 24 Jul 2016
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